org.whattf.checker.table
Class TableChecker

java.lang.Object
  org.whattf.checker.Checker
      org.whattf.checker.table.TableChecker

All Implemented Interfaces:

ContentHandler

public final class TableChecker
extends Checker

Checks XHTML table integrity: overlapping cells, spanning past the end of row group, etc.

Version:

$Id: TableChecker.java 169 2007-05-25 07:21:55Z hsivonen $

Author:

hsivonen

Field Summary

private Table	current Holds the current table.
private LinkedList<Table>	stack A stack for holding the tables that are open and ancestors of the current table.

Constructor Summary

TableChecker()
Constructor.

Method Summary

void	endElement(String uri, String localName, String qName)
private void	pop() Ends the current table, discards it and pops the top of the stack to be the new current table.
private void	push() Pushes the current table onto the stack and creates a new one.
void	reset() Does nothing.
void	startElement(String uri, String localName, String qName, Attributes atts)

Methods inherited from class org.whattf.checker.Checker

characters, endDocument, endPrefixMapping, err, err, getDocumentLocator, getErrorHandler, ignorableWhitespace, processingInstruction, setDocumentLocator, setErrorHandler, skippedEntity, startDocument, startPrefixMapping, warn, warn

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

current

private Table current

Holds the current table. (Premature optimization to avoid peeking the top of the stack all the time.)

stack

private final LinkedList<Table> stack

A stack for holding the tables that are open and ancestors of the current table. Grows from the tail.

Constructor Detail

TableChecker

public TableChecker()

Constructor.

Method Detail

push

private void push()

Pushes the current table onto the stack and creates a new one.

pop

private void pop()
          throws SAXException

Ends the current table, discards it and pops the top of the stack to be the new current table.

Throws:

SAXException - if ending the table throws

startElement

public void startElement(String uri,
                         String localName,
                         String qName,
                         Attributes atts)
                  throws SAXException

Specified by:

startElement in interface ContentHandler

Overrides:

startElement in class Checker

Throws:

SAXException

See Also:

Checker.startElement(java.lang.String, java.lang.String, java.lang.String, org.xml.sax.Attributes)

endElement

public void endElement(String uri,
                       String localName,
                       String qName)
                throws SAXException

Specified by:

endElement in interface ContentHandler

Overrides:

endElement in class Checker

Throws:

SAXException

See Also:

Checker.endElement(java.lang.String, java.lang.String, java.lang.String)

reset

public void reset()

Description copied from class: Checker

Does nothing. Subclasses are expected to override this method with an implementation that clears the state of the checker and releases objects the checker might hold references to.

Overrides:

reset in class Checker

See Also:

Checker.reset()